2007 Audi S6 vs. 1991 Citroen BX
To start off, 2007 Audi S6 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Citroen BX. In addition, the cost of maintenance, including insurance, on 1991 Citroen BX would be higher. At 5,204 cc (10 cylinders), 2007 Audi S6 is equipped with a bigger engine. In terms of performance, 2007 Audi S6 (436 HP @ 6800 RPM) has 365 more horse power than 1991 Citroen BX. (71 HP @ 5500 RPM). In normal driving conditions, 2007 Audi S6 should accelerate faster than 1991 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S6 weights approximately 830 kg more than 1991 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Citroen BX. In wet, icy, snow, or gravel driving conditions, 2007 Audi S6 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Audi S6 (540 Nm @ 3000 RPM) has 430 more torque (in Nm) than 1991 Citroen BX. (110 Nm @ 3400 RPM). This means 2007 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen BX. 2007 Audi S6 has automatic transmission and 1991 Citroen BX has manual transmission. 1991 Citroen BX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S6 | 1991 Citroen BX | |
| Make | Audi | Citroen |
| Model | S6 | BX |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1358 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 436 HP | 71 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 540 Nm | 110 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Bore Size | 84.5 mm | 75 mm |
| Engine Stroke Size | 92.8 mm | 77 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1760 kg | 930 kg |
| Vehicle Length | 4920 mm | 4400 mm |
| Vehicle Width | 2020 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2850 mm | 2660 mm |
| Fuel Tank Capacity | 80 L | 66 L |
